Unmanned aerial vehicle



FIG. 1 is a front perspective view of an unmanned aerial vehicle showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

In the drawings, broken lines immediately adjacent shaded surfaces represent boundaries of the claim and form no part thereof; all other broken lines depict unclaimed environmental subject matter and form no part of the claim. 

CLAIM The ornamental design for an unmanned aerial vehicle, as shown and described. 